import logging
from typing import TYPE_CHECKING

from src import domain, dto

if TYPE_CHECKING:
    from .. import Usecase

log = logging.getLogger(__name__)


async def get_views_history(self: 'Usecase', input: dto.GetViewsHistoryInput) -> dto.GetViewsHistoryOutput:
    context = await self.ensure_workspace_permission(
        input.workspace_id, input.user_id, domain.PermissionKey.PLACEMENTS_READ
    )

    placement = await self.database.get_placement(input.workspace_id, input.placement_id)
    if not placement:
        log.warning('Placement %s not found for user %s', input.placement_id, input.user_id)
        raise domain.PlacementNotFound(input.placement_id)

    context.ensure_project_permission(domain.PermissionKey.PLACEMENTS_READ, placement.project_id)

    histories = await self.database.get_views_history(
        input.placement_id,
        from_date=input.from_date,
        to_date=input.to_date,
    )

    return dto.GetViewsHistoryOutput(
        histories=[
            dto.PlacementViewsHistoryOutput(
                id=history.id,
                placement_id=history.placement_id,
                views_count=history.views_count,
                fetched_at=history.fetched_at,
                created_at=history.created_at,
            )
            for history in histories
        ]
    )